| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | perhaps [pron] should [vb infin] | 437 |
|
| 2 | perhaps he [modal v] [vb infin] | 214 |
|
| 3 | perhaps he [vb mod] [vb infin] | 214 |
|
| 4 | [adv] he should [vb infin] | 211 |
|
| 5 | perhaps he should [verb] | 44 |
|
| 6 | perhaps he should [vb infin] | 44 |
|
